The killer: Neville Montgomery, the victim: Maria Snow
Maria is Neville's Director of Communications. Her body is found atop a parked car, having fallen from the seventh floor of a heritage building recently purchased by Neville. Although the detectives suspect Neville is behind Maria's death, all evidence leads to Neville's son, Robert, who is subsequently arrested. The investigation also shines a light on the relationship between Sgt. Cross and Deputy Chief Halford. After the case is closed, the team comeds together to support Det. Vega, who is headed into a very risky surgery.
The killer: Ashley Kirkwell, the victim: Dr. Garrison Osgood
Ashley is the former owner and operator of a strip club called the Blu Lounge, which was formerly called Purgatory. Garrison is a successful plastic surgeon who, in partnership with Dr. Lucy Everhill, owns a private clinic. The detectives are called to the clinic when the body of Dr. Everhill is found. While there, they encounter Dr. Osgood, who is still alive, albeit barely, covered in blood and holding a knife. He dies in front of the detectives uttering 'Purgatory' as his final word. This instantly makes him the chief suspect in Dr. Everhill's murder. Also, Angie talks to Sgt. Cross about her suspicion that she is being followed.
The killer: Brad Calgrove, the victim: Chelsea Richmond
Chelsea is a pastry chef and Brad is a pilot. Chelsea is found frozen to death in the freezer of her rental home. Because of the freezing, Betty cannot give a time of death leaving the detectives to narrow a six-month window in which Chelsea died.
The brothers investigate a soldier's brutal death and discover that another soldier was responsible. The trail leads to a third soldier who has developed an incredible thirst... and is a friend of Cole's.moreless
The killer: Stephanie Carson, the victim: Erica Grey
Stephanie is a financial adviser with a daughter named Madison. Erica, is a housewife and high end escort who uses her life coaching business as a front. She is found on the floor of the bathroom with a puncture wound in her neck and the word 'slut' written across her forehead, leading the detectives to question the men on her client list.
The killer: Derek Caster, the victim: London Montgomery
London is the daughter of wealthy industrialist Neville Montgomery. She is now six months removed from drug rehabilitation and has kept herself clean. She wants her upcoming birthday party to double as a drug facility fundraiser. After the party, she is found dead in an alley from drug poisoning. Derek is a 'fixer,' a man paid to make problems disappear. Additionally, Vega has to recuse himself from the case when he discovers that the victim's last contact was with his father, Franco.